Home / 5,912.68-8,153.98-4,316.79

Finding the Fourth Proportional to 5,912.68, 8,153.98 and 4,316.79

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Solution

The fourth proportional to 5,912.68, 8,153.98 and 4,316.79 is: 5,953.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.68 : 8,153.98 = 4,316.79 : x
  2. Step 2: Convert to fraction form
    5,912.68/8,153.98 = 4,316.79/x
  3. Step 3: Cross multiply
    5,912.68x = 8,153.98 × 4,316.79
  4. Step 4: Simplify right side
    5,912.68x = 35,199,063.39
  5. Step 5: Solve for x
    x = 35,199,063.39/5,912.68
  6. Step 6: Final answer
    x = 5,953.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.